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A 7650-kg helicopter accelerates upward at 0.80 m/s2 while lifting a 1250-kg frame at a
Chapter 4, Problem 81GP(choose chapter or problem)
A 7650-kg helicopter accelerates upward at 0.80 m/s2 while lifting a 1250-kg frame at a construction site, Fig. 4–62. (a) What is the lift force exerted by the air on the helicopter rotors? (b) What is the tension in the cable (ignore its mass) that connects the frame to the helicopter? (c) What force does the cable exert on the helicopter?
Questions & Answers
QUESTION:
A 7650-kg helicopter accelerates upward at 0.80 m/s2 while lifting a 1250-kg frame at a construction site, Fig. 4–62. (a) What is the lift force exerted by the air on the helicopter rotors? (b) What is the tension in the cable (ignore its mass) that connects the frame to the helicopter? (c) What force does the cable exert on the helicopter?
ANSWER:
Solution 81 GP
Step 1 of 5
For a helicopter accelerating upwards, we need to find (a) The force exerted on the lift by the air on the helicopter rotors, (b) The tension in the cable on the frame, connected to the helicopter and the frame. (c) The force exerted on the helicopter.